The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

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Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio monroensis

nominal species Unio polymorphus B.H. Wright, 1899

B.H. Wright, 1899, Nautilus 13(4): 42.
Type(s): LECTOTYPE USNM_152060, Spanish Creek, Charleton Co., Ga.

= Elliptio monroensis

Taxonomic Opinions

+ Elliptio monroensis (Lea, 1843) — Williams et al., 2014
+ Elliptio monroensis (Lea, 1843) — Williams et al., 2011
+ Elliptio crassidens (Lamarck, 1819) — Watters et al., 2009
+ Elliptio crassidens Lamarck, 1819 — Parmalee & Bogan, 1998
+ Elliptio (s.s.) crassidens (Lamarck, 1819) — Burch, 1975
+ Elliptio (s.s.) crassidens crassidens (Lamarck, 1819) — R.I. Johnson, 1970
= Elliptio (s.s.) polymorphus (Wright, B.H., 1899) — Haas, 1969
= Elliptio (s.s.) polymorphus (Wright, B.H., 1899) — Frierson, 1927
= Unio (sec. Elliptio) polymorphus Wright, B.H., 1899 — Simpson, 1914
= Unio (sec. Elliptio) polymorphus Wright, B.H., 1899 — Simpson, 1900

Page updated: 08:32:25 Tue 01 Jul 2025